From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Make the BDW and SKL code a bit more similar by extracting the
low vswing handling for BDW into a helper, as we already have
it like that for SKL+.
Cc: Mika Kahola <mika.kahola@xxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_ddi.c | 20 +++++++++++++-------
1 file changed, 13 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index c581751a645a..fc2ef2d76091 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -320,6 +320,18 @@ enum port intel_ddi_get_encoder_port(struct intel_encoder *encoder)
}
static const struct ddi_buf_trans *
+bdw_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
+{
+ if (dev_priv->vbt.edp.low_vswing) {
+ *n_entries = ARRAY_SIZE(bdw_ddi_translations_edp);
+ return bdw_ddi_translations_edp;
+ } else {
+ *n_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
+ return bdw_ddi_translations_dp;
+ }
+}
+
+static const struct ddi_buf_trans *
skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
{
if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv)) {
@@ -436,13 +448,7 @@ void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder)
} else if (IS_BROADWELL(dev_priv)) {
ddi_translations_fdi = bdw_ddi_translations_fdi;
ddi_translations_dp = bdw_ddi_translations_dp;
- if (dev_priv->vbt.edp.low_vswing) {
- ddi_translations_edp = bdw_ddi_translations_edp;
- n_edp_entries = ARRAY_SIZE(bdw_ddi_translations_edp);
- } else {
- ddi_translations_edp = bdw_ddi_translations_dp;
- n_edp_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
- }
+ ddi_translations_edp = bdw_get_buf_trans_edp(dev_priv, &n_edp_entries);
n_dp_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
} else if (IS_HASWELL(dev_priv)) {
ddi_translations_fdi = hsw_ddi_translations_fdi;
--
2.7.4
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